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1.
S Afr J Infect Dis ; 39(1): 626, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38841340

RESUMEN

Background: Staphylococcus aureus bacteraemia (SAB) is associated with a high mortality. Data on SAB cases in South Africa (SA) are limited. Objectives: This study aimed to establish the demographic profile, risk factors and complications of patients with SAB in a tertiary inpatient setting. Method: We conducted a retrospective record review of inpatients above the age of 13 with SAB from October 2015 to November 2022 at Helen Jospeh Hospital (HJH) in Gauteng, SA. Results: A total of 126 patients with SAB were reviewed. The case fatality ratio among these patients was 20.6% (95% confidence interval [CI]: 13.9-28.8); this was similar for methicillin-sensitive S. aureus and methicillin-resistant S. aureus (p = 0.154). Almost half (49.2%) were community acquired, and these were chiefly associated with skin and soft tissue infections (45.2%), while most healthcare-associated community-acquired infections (18.3%) and nosocomial-related infections (32.5%) were associated with short-term venous catheterisation (40.6%). The most common risk factors for acquiring a SAB were prior hospitalisation in the last 90 days (27.8%), the presence of an invasive device (26.2%) and receipt of haemodialysis (15.1%). Having hypertension (adjusted odds ratio: 5.55 [95% CI: 1.31-23.55]) and being recently hospitalised (adjusted odds ratio: 11.88 [95% CI: 1.84-26.99]) were associated with statistically significant increased odds of death. Conclusion: SAB-associated all-cause mortality remains high in a middle-income tertiary hospital setting, albeit with a case fatality ratio comparable to that seen in high-income countries. Contribution: Our study suggests that acceptable outcomes are achievable in tertiary middle-income settings provided there is access to resources including infectious diseases consultation, echocardiograms and basic infection control practices.

2.
South Afr J HIV Med ; 25(1): 1577, 2024.
Artículo en Inglés | MEDLINE | ID: mdl-38725703

RESUMEN

Syphilis, 'the great imitator', caused by Treponema pallidum infection, remains a complex and multifaceted disease with a rich history of clinical diversity. This guideline aims to be a comprehensive guide for healthcare workers in Southern Africa, offering practical insights into the epidemiology, pathogenesis, clinical manifestations, diagnostic testing, therapeutic principles, and public health responses to syphilis. Although the syphilis burden has declined over the years, recent data indicate a troubling resurgence, particularly among pregnant women and neonates. This guideline highlights the diagnostic challenges posed by syphilis, stemming from the absence of a single high-sensitivity and -specificity test. While treatment with penicillin remains the cornerstone of treatment, alternative regimens may be used for specific scenarios. We highlight the importance of thorough patient follow-up and management of sex partners to ensure optimal care of syphilis cases. In the context of public health, we emphasise the need for concerted efforts to combat the increasing burden of syphilis, especially within high-risk populations, including people living with HIV.

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